package JDBC;

import java.sql.Connection;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.Scanner;

public class PWDDemo {
    public static void main(String[] args) {
        Scanner scan = new Scanner(System.in);
        System.out.println("欢迎注册");
        System.out.println("请输入用户名");
        String username = scan.nextLine();
        System.out.println("请输入密码");
        String password = scan.nextLine();
        System.out.println("请输入昵称");
        String nickname = scan.nextLine();
        System.out.println("请输入年龄");
        int age = Integer.parseInt(scan.nextLine());
        System.out.println(username + "," + password + "," + nickname + "," + age);

        try(
                Connection connection = DBUtil.getConnection();
        ) {
            Statement statement = connection.createStatement();
            String sql = "UPDATE user " +
                         "SET password='"+password+"',nickname='"+nickname+"',age="+age+" " +
                         "WHERE username='"+username+"'";
            int num = statement.executeUpdate(sql);
            System.out.println(num>0?"修改成功":"修改失败");

        } catch (SQLException e) {
            e.printStackTrace();
        }


    }


}
